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The value of cot^2 A-1/(sin^2 A) is equa...

The value of `cot^2 A-1/(sin^2 A)` is equal to:
`cot^2 A-1/(sin^2 A)` का मान किसके बराबर है?

A

a)0

B

b)`-1`

C

c)`-2`

D

d)1

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  14. If theta lies in the first quadrant and cos^2 theta-sin^2 theta=1/2, t...

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